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Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/dtor/input 

Pull input updates from Dmitry Torokhov:
 "A fix for a panic in gpio-keys driver when set up with absolute
  events, a fixup to the new zforce driver and a new keycode definition"

* 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/dtor/input:
  Input: allocate absinfo data when setting ABS capability
  Input: define KEY_WWAN for Wireless WAN
  Input: zforce - fix possible driver hang during suspend
This commit is contained in:
Linus Torvalds 2013-12-31 12:19:30 -08:00
parent 03bdeda624 28a2a2e1ae
commit 6b8c982d41
3 changed files with 21 additions and 7 deletions
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4
drivers/input/input.c
View File

@ -1871,6 +1871,10 @@ void input_set_capability(struct input_dev *dev, unsigned int type, unsigned int
break;
case EV_ABS:
input_alloc_absinfo(dev);
if (!dev->absinfo)
return;
__set_bit(code, dev->absbit);
break;

21
drivers/input/touchscreen/zforce_ts.c
View File

@ -455,7 +455,18 @@ static void zforce_complete(struct zforce_ts *ts, int cmd, int result)
}
}
static irqreturn_t zforce_interrupt(int irq, void *dev_id)
static irqreturn_t zforce_irq(int irq, void *dev_id)
{
struct zforce_ts *ts = dev_id;
struct i2c_client *client = ts->client;
if (ts->suspended && device_may_wakeup(&client->dev))
pm_wakeup_event(&client->dev, 500);
return IRQ_WAKE_THREAD;
}
static irqreturn_t zforce_irq_thread(int irq, void *dev_id)
{
struct zforce_ts *ts = dev_id;
struct i2c_client *client = ts->client;
@ -465,12 +476,10 @@ static irqreturn_t zforce_interrupt(int irq, void *dev_id)
u8 *payload;
/*
* When suspended, emit a wakeup signal if necessary and return.
* When still suspended, return.
* Due to the level-interrupt we will get re-triggered later.
*/
if (ts->suspended) {
if (device_may_wakeup(&client->dev))
pm_wakeup_event(&client->dev, 500);
msleep(20);
return IRQ_HANDLED;
}
@ -763,8 +772,8 @@ static int zforce_probe(struct i2c_client *client,
* Therefore we can trigger the interrupt anytime it is low and do
* not need to limit it to the interrupt edge.
*/
ret = devm_request_threaded_irq(&client->dev, client->irq, NULL,
zforce_interrupt,
ret = devm_request_threaded_irq(&client->dev, client->irq,
zforce_irq, zforce_irq_thread,
IRQF_TRIGGER_LOW | IRQF_ONESHOT,
input_dev->name, ts);
if (ret) {

3
include/uapi/linux/input.h
View File

@ -464,7 +464,8 @@ struct input_keymap_entry {
#define KEY_BRIGHTNESS_ZERO 244 /* brightness off, use ambient */
#define KEY_DISPLAY_OFF 245 /* display device to off state */
#define KEY_WIMAX 246
#define KEY_WWAN 246 /* Wireless WAN (LTE, UMTS, GSM, etc.) */
#define KEY_WIMAX KEY_WWAN
#define KEY_RFKILL 247 /* Key that controls all radios */
#define KEY_MICMUTE 248 /* Mute / unmute the microphone */